Enable the embedded L1/EME support in WebView.

content/browser/android/content_view_core_impl.h

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_BROWSER_ANDROID_CONTENT_VIEW_CORE_IMPL_H_
 #define CONTENT_BROWSER_ANDROID_CONTENT_VIEW_CORE_IMPL_H_
 
 #include <vector>
 
 #include "base/android/jni_android.h"
@@ skipping 271 matching lines @@
   // Shows the disambiguation popup
   // |target_rect|   --> window coordinates which |zoomed_bitmap| represents
   // |zoomed_bitmap| --> magnified image of potential touch targets
   void ShowDisambiguationPopup(
       const gfx::Rect& target_rect, const SkBitmap& zoomed_bitmap);
 
   // Creates a java-side touch event, used for injecting touch event for
   // testing/benchmarking purposes
   base::android::ScopedJavaLocalRef<jobject> CreateTouchEventSynthesizer();
 
-  // Notifies the java object about the external surface, requesting for one if
-  // necessary.
-  void NotifyExternalSurface(
-      int player_id, bool is_request, const gfx::RectF& rect);
+  void RequestExternalVideoSurface(int player_id);
+  void ReleaseExternalVideoSurface(int player_id);
+  void NotifyExternalVideoSurfacePositionChanged(int player_id,
+                                                 const gfx::RectF& rect);
 
   base::android::ScopedJavaLocalRef<jobject> GetContentVideoViewClient();
 
   // Returns the context that the ContentViewCore was created with, it would
   // typically be an Activity context for an on screen view.
   base::android::ScopedJavaLocalRef<jobject> GetContext();
 
   // Returns True if the given media should be blocked to load.
   bool ShouldBlockMediaRequest(const GURL& url);
 
@@ skipping 100 matching lines @@
   GestureEventPacket pending_gesture_packet_;
 
   DISALLOW_COPY_AND_ASSIGN(ContentViewCoreImpl);
 };
 
 bool RegisterContentViewCore(JNIEnv* env);
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_ANDROID_CONTENT_VIEW_CORE_IMPL_H_